Bronze-tailed Peacock-Pheasant vs Altai Snowcock
Polyplectron chalcurum 比較対象 Tetraogallus altaicus
Side-by-Side Comparison
| 属性 | Bronze-tailed Peacock-Pheasant | Altai Snowcock |
|---|---|---|
| 学名 | Polyplectron chalcurum | Tetraogallus altaicus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 32.2 cm (12.7 in) | 56.9 cm (22.4 in) |
| 体重 | 366.75 g (12.94 oz) | 2770.0 g (97.71 oz) |
| 食性 | Ground forager in Sumatran montane forest; eats seeds, fruits, invertebrates, and small animals. | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| 一腹卵数 | 2 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Bronze-tailed Peacock-Pheasant
High-pitched, thin 'tsii-tsii' whistle; Sumatran endemic with quiet, high voice. Alarm a sharp 'kek'. Male calls during display from dense understorey. Rarely recorded in the wild.
Altai Snowcock
Loud, ringing whistled 'whi-WHEEE' echoing across Altai alpine slopes; deeper than Tibetan Snowcock due to larger size. Alarm is rapid barking. Calls at dawn from rocky ridgelines.
Geographic Range & Migration
Bronze-tailed Peacock-Pheasant
Endemic to the mountains of northern and central Sumatra; resident of submontane and montane forest, 600–1,800 m.
Altai Snowcock
Resident of alpine rocky slopes and grassy hillsides in the Altai and Sayan mountains of Russia, Kazakhstan, and western Mongolia, at 2,000–4,000 m.
保全状況
Bronze-tailed Peacock-Pheasant
Altai Snowcock
How to Tell Them Apart
Bronze-tailed Peacock-Pheasant
Brown with white shaft streaks; tail feathers with bronzy-green iridescent sheen lacking distinct round ocelli; differs from congeners in this reduced ocellation; reddish orbital skin; pale buff face scaling.
Altai Snowcock
Largest snowcock; grey-brown upperparts with buff streaks; white underparts with grey breast; rufous necklace streaks on lower neck; white outer tail in flight; whitish face with dark ear patch. Sexes …
About These Birds
Bronze-tailed Peacock-Pheasant
A small Phasianidae pheasant (~367 g) endemic to montane forests of Sumatra, typically above 1,000 m. Males are brown with sparse bronze ocelli on the tail. Distinguished from related species by the reduced and bronzy iridescence. Forages on seeds and invertebrates. Least Concern within its montane habitat.
Altai Snowcock
アルタイセッケイはアルタイ山脈の高山地帯に生息する大型のキジ科の鳥です。険しい岩場の斜面を好み、植物の種子や葉を食べます。